:root {
  --ink: #1d2a26;
  --muted: #66736e;
  --paper: #f7f2e8;
  --card: #fffdf8;
  --line: #d9d3c7;
  --green: #176b5b;
  --green-dark: #0e4c41;
  --violet: #77518f;
  --lime: #d9e7a7;
  --coral: #e77c5f;
  --yellow: #f2ce6d;
  --shadow: 0 18px 60px rgba(38, 50, 45, .1);
  --radius: 22px;
  --sans-cn: "MiSans", "PingFang SC", "Microsoft YaHei UI", "Noto Sans CJK SC", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans-cn); line-height: 1.65; }
a { color: inherit; }
button, input { font: inherit; }
button, .button { min-height: 46px; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .65rem 1rem; background: var(--ink); color: white; }
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 3px solid var(--coral); outline-offset: 3px; }

.site-header { height: 76px; padding: 0 max(5vw, 20px); display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(29,42,38,.12); background: rgba(247,242,232,.94); backdrop-filter: blur(12px); position: sticky; top: 0; z-index: 20; }
.brand { display: grid; grid-template-columns: 38px auto; grid-template-rows: 22px 16px; text-decoration: none; line-height: 1; column-gap: 10px; }
.brand svg { width: 36px; height: 36px; grid-row: 1 / 3; fill: none; stroke: var(--green); stroke-width: 2; }
.brand span { font-weight: 900; letter-spacing: .18em; }
.brand small { color: var(--muted); font-size: .68rem; letter-spacing: .08em; }
.site-header nav { display: flex; gap: 2rem; align-items: center; }
.site-header nav a { text-decoration: none; font-weight: 650; }
.site-header nav a:hover { color: var(--green); }
.site-header nav .recent-result-link { padding: .48rem .82rem; border-radius: 999px; color: var(--green-dark); background: var(--lime); font-weight: 750; }
.site-header nav .recent-result-link:hover { color: var(--green-dark); background: #cbdc91; }
.nav-toggle { display: none; border: 1px solid var(--line); border-radius: 10px; background: var(--card); padding: 0 14px; }

main { min-height: 70vh; }
.shell { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(760px, calc(100% - 40px)); margin: 0 auto; }
.eyebrow { margin: 0 0 .8rem; color: var(--green); font-weight: 800; letter-spacing: .16em; text-transform: uppercase; font-size: .78rem; }
h1, h2, h3 { font-family: "Songti SC", "Noto Serif CJK SC", serif; line-height: 1.2; margin-top: 0; }
h1 { font-size: clamp(2.6rem, 7vw, 5.8rem); letter-spacing: -.045em; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: 1.35rem; }
.lede { font-size: clamp(1.04rem, 2vw, 1.24rem); color: #45524d; max-width: 650px; }
.button-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { border: 0; border-radius: 999px; padding: .76rem 1.35rem; background: var(--green); color: white; text-decoration: none; font-weight: 750; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; }
.button:hover { background: var(--green-dark); transform: translateY(-1px); }
.button.secondary { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.button.ghost { background: transparent; color: var(--green); border: 1px solid var(--line); }
.button.danger { color: #923c2e; border-color: #dba797; }
.button:disabled { opacity: .45; cursor: not-allowed; transform: none; }

.hero { min-height: calc(100vh - 76px); display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 5vw; padding-block: 5rem; overflow: hidden; }
.hero h1 span { display: block; color: var(--green); }
.hero-art { aspect-ratio: 1; position: relative; }
.prism { position: absolute; inset: 10%; background: var(--green); clip-path: polygon(50% 0, 100% 88%, 0 88%); filter: drop-shadow(0 30px 30px rgba(23,107,91,.18)); }
.prism::before { content: ""; position: absolute; inset: 5%; background: var(--lime); clip-path: polygon(50% 0, 58% 88%, 0 88%); }
.prism::after { content: ""; position: absolute; inset: 5%; background: var(--coral); clip-path: polygon(50% 0, 100% 88%, 58% 88%); }
.ray { position: absolute; height: 12px; border-radius: 10px; transform-origin: left; }
.ray.one { width: 48%; background: var(--yellow); right: -8%; top: 43%; transform: rotate(-12deg); }
.ray.two { width: 43%; background: var(--coral); right: -3%; top: 50%; transform: rotate(4deg); }
.hero-fact { position: absolute; bottom: 3%; left: 4%; background: var(--card); border: 1px solid var(--line); padding: 1rem 1.2rem; border-radius: 16px; box-shadow: var(--shadow); }
.hero-fact strong { display: block; font-size: 1.5rem; color: var(--green); }

.section { padding-block: 6rem; }
.section.tint { background: #e9eee2; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 2.5rem; }
.section-head p { max-width: 480px; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-card, .type-card, .content-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; box-shadow: 0 5px 20px rgba(38,50,45,.04); }
.feature-number { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: var(--lime); color: var(--green-dark); font-weight: 900; margin-bottom: 2rem; }
.feature-card p, .type-card p, .content-card p { color: var(--muted); }
.spectrum { display: grid; grid-template-columns: 1fr auto 1fr; gap: 1.5rem; align-items: center; padding: 1.2rem 0; border-top: 1px solid var(--line); }
.spectrum > :last-child { text-align: right; }
.spectrum strong { font-size: 1.7rem; color: var(--green); display: block; }
.spectrum-line { width: 180px; height: 6px; background: linear-gradient(90deg, var(--coral), var(--yellow), var(--green)); border-radius: 5px; }

.test-shell { min-height: calc(100vh - 76px); padding: 2.5rem 0 6rem; }
.test-shell .narrow { width: min(920px, calc(100% - 40px)); }
.test-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.progress-track { height: 5px; background: #e2ddd3; border-radius: 10px; overflow: hidden; }
.progress-bar { height: 100%; background: var(--green); transition: width .25s ease; }
.question-card { margin-top: 2.25rem; background: var(--card); border: 1px solid rgba(91, 99, 94, .18); border-radius: 24px; padding: clamp(2rem, 4vw, 3rem); box-shadow: 0 22px 64px rgba(38, 50, 45, .08); }
.question-card .eyebrow { font-size: .72rem; font-weight: 650; letter-spacing: .13em; }
.question-card h1 { font-family: var(--sans-cn); font-size: clamp(1.4rem, 2.4vw, 1.9rem); font-weight: 600; line-height: 1.55; letter-spacing: 0; min-height: 3.1em; display: flex; align-items: center; margin-bottom: 1.4rem; }
.question-card h1:focus { outline: none; }
.scale-control { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 1.5rem; min-height: 92px; }
.scale-end { font-size: .94rem; font-weight: 600; letter-spacing: .04em; white-space: nowrap; }
.scale-agree { color: var(--green); }
.scale-disagree { color: var(--violet); }
.answer-scale { border: 0; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); align-items: center; justify-items: center; gap: .35rem; }
.answer-option { position: relative; display: grid; place-items: center; min-width: 0; }
.answer-option input { position: absolute; opacity: 0; pointer-events: none; }
.answer-option label { --choice-color: #969aa5; --choice-size: 38px; position: relative; width: var(--choice-size); height: var(--choice-size); border: 3px solid var(--choice-color); border-radius: 50%; cursor: pointer; background: transparent; transition: background .16s ease, box-shadow .16s ease, transform .16s ease; }
.answer-option.intensity-1 label { --choice-size: 50px; }
.answer-option.intensity-2 label { --choice-size: 62px; }
.answer-option.intensity-3 label { --choice-size: 74px; }
.answer-option.agree label { --choice-color: #2f9b75; }
.answer-option.disagree label { --choice-color: var(--violet); }
.answer-option label:hover { background: color-mix(in srgb, var(--choice-color) 9%, transparent); box-shadow: 0 8px 24px color-mix(in srgb, var(--choice-color) 18%, transparent); transform: translateY(-2px); }
.answer-option label::after { content: attr(data-label); position: absolute; left: 50%; bottom: calc(100% + 9px); z-index: 2; padding: .3rem .55rem; border-radius: 7px; color: white; background: var(--ink); font-size: .7rem; font-weight: 500; line-height: 1.2; white-space: nowrap; opacity: 0; pointer-events: none; transform: translate(-50%, 4px); transition: opacity .14s ease, transform .14s ease; }
.answer-option label:hover::after, .answer-option input:focus-visible + label::after { opacity: 1; transform: translate(-50%, 0); }
.answer-option input:checked + label { background: var(--choice-color); box-shadow: inset 0 0 0 5px var(--card), 0 8px 22px color-mix(in srgb, var(--choice-color) 24%, transparent); transform: translateY(-2px); }
.answer-option input:focus-visible + label { outline: 3px solid var(--coral); outline-offset: 4px; }
.question-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 2.25rem; padding-top: 1.5rem; border-top: 1px solid rgba(91, 99, 94, .12); }
.question-actions .button { min-width: 104px; }
.save-note { color: var(--muted); font-size: .78rem; }
.error-panel { background: #fff0eb; border: 1px solid #e4a999; color: #713c30; padding: 1rem; border-radius: 12px; }
.loading { padding: 8rem 1rem; text-align: center; color: var(--muted); }
.spinner { width: 38px; height: 38px; border: 4px solid var(--line); border-top-color: var(--green); border-radius: 50%; animation: spin .8s linear infinite; margin: 0 auto 1rem; }
@keyframes spin { to { transform: rotate(360deg); } }

.tie-list { display: grid; gap: 1.4rem; margin-top: 2rem; }
.tie-card { border: 1px solid var(--line); border-radius: 18px; padding: 1.4rem; }
.tie-options { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.tie-options label { display: block; border: 2px solid var(--line); border-radius: 14px; padding: 1rem; cursor: pointer; }
.tie-options input { margin-right: .5rem; }
.tie-options label:has(input:checked) { border-color: var(--green); background: #edf4e5; }

.result-hero { background: var(--green-dark); color: white; padding: 4.5rem 0 5rem; overflow: hidden; position: relative; }
.result-hero::after { content: ""; position: absolute; width: 440px; height: 440px; border: 80px solid rgba(217,231,167,.12); border-radius: 50%; right: -100px; top: -150px; }
.result-hero .narrow { position: relative; z-index: 1; }
.result-kicker { margin: 0 0 .85rem; color: #c4d998; font-size: .76rem; font-weight: 650; letter-spacing: .18em; }
.result-identity { display: flex; align-items: center; gap: 1.35rem; margin-bottom: 1rem; }
.result-type-code { display: inline-flex; align-items: center; padding: .28em .42em .32em; border-radius: 14px; background: var(--lime); color: var(--green-dark); box-shadow: 0 12px 30px rgba(7, 48, 41, .2); font-family: var(--sans-cn); font-size: clamp(2.7rem, 6vw, 4.5rem); font-weight: 800; line-height: 1; letter-spacing: .035em; white-space: nowrap; }
.result-hero h1 { margin: 0; font-family: var(--sans-cn); font-size: clamp(2rem, 4vw, 3.35rem); font-weight: 600; letter-spacing: -.02em; }
.result-code { font-family: ui-monospace, monospace; font-size: 1rem; letter-spacing: .18em; color: var(--lime); }
.result-hero .lede { color: #dce9e5; margin-top: 0; }
.dimension-list { display: grid; gap: 1.3rem; margin-top: 2rem; }
.dimension-row { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1.1rem 1.2rem; }
.dimension-head { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: .65rem; }
.dimension-head span { color: var(--muted); }
.dimension-bar { height: 12px; display: flex; border-radius: 12px; overflow: hidden; background: #ddd; }
.dimension-left { background: var(--coral); }
.dimension-right { background: var(--green); }
.dimension-labels { display: flex; justify-content: space-between; margin-top: .45rem; font-size: .88rem; }
.result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.content-card ul { padding-left: 1.2rem; }
.content-card li + li { margin-top: .55rem; }
.content-card.wide { grid-column: 1 / -1; }
.pattern-section { padding-block: clamp(5rem, 9vw, 8rem); }
.pattern-shell { width: min(940px, calc(100% - 40px)); margin: 0 auto; }
.pattern-header { max-width: 850px; }
.pattern-header h2 { margin-bottom: 1.8rem; }
.pattern-hook { max-width: 860px; margin: 0; color: var(--green-dark); font-family: "Songti SC", "Noto Serif CJK SC", serif; font-size: clamp(1.6rem, 3.3vw, 2.4rem); font-weight: 650; line-height: 1.5; letter-spacing: -.02em; text-wrap: balance; }
.pattern-opening { width: min(720px, 100%); margin: 3rem 0 1.4rem; padding: 2rem 0 0; border-top: 1px solid rgba(29,42,38,.16); }
.pattern-opening p { margin: 0; color: #34443e; font-size: 1.1rem; line-height: 1.95; }
.pattern-opening p + p { margin-top: 1.15rem; }
.pattern-flow { list-style: none; padding: 0; margin: 0 0 4.5rem; }
.pattern-flow li { display: grid; grid-template-columns: 72px 1fr; gap: 1.2rem; padding: 1.4rem 0; border-bottom: 1px solid rgba(29,42,38,.09); }
.pattern-flow li:first-child { border-top: 0; }
.pattern-index { color: var(--coral); font-family: ui-monospace, monospace; font-size: .92rem; font-weight: 850; letter-spacing: .12em; opacity: .82; }
.pattern-flow h3 { margin: 0 0 .35rem; font-size: 1.45rem; }
.pattern-flow p { margin: 0; color: #52605b; }
.pattern-duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 6vw, 5rem); margin-bottom: 3.5rem; }
.pattern-chapter { position: relative; padding-top: 1.35rem; border-top: 4px solid var(--green); }
.pattern-chapter:nth-child(2) { border-color: var(--coral); }
.chapter-label { margin: 0 0 .75rem; color: var(--green); font-size: .74rem; font-weight: 850; letter-spacing: .12em; }
.pattern-chapter:nth-child(2) .chapter-label { color: #b84d37; }
.pattern-chapter h3 { margin-bottom: 1rem; font-size: clamp(1.4rem, 2.7vw, 1.78rem); line-height: 1.4; }
.pattern-chapter > p:last-child { margin: 0; color: #52605b; line-height: 1.85; }
.pattern-friction { margin: 0 0 1.2rem; padding: clamp(1.6rem, 4vw, 2.5rem); border-radius: var(--radius); background: var(--green-dark); color: white; box-shadow: var(--shadow); }
.pattern-friction .chapter-label { color: var(--lime); }
.pattern-friction > p:last-child { margin: 0; font-family: "Songti SC", "Noto Serif CJK SC", serif; font-size: clamp(1.15rem, 2.2vw, 1.45rem); line-height: 1.75; }
.pattern-pressure { display: grid; grid-template-columns: .72fr 1.28fr; gap: 2rem; margin: 1.2rem 0 4rem; padding: clamp(1.5rem, 4vw, 2.2rem); border: 1px solid rgba(29,42,38,.14); border-left: 4px solid #cbd8a2; border-radius: var(--radius); background: rgba(255,253,248,.55); }
.pattern-pressure h3 { margin: 0; font-size: 1.7rem; }
.pattern-pressure p { margin: 0; color: #46534e; }
.pattern-pressure .pressure-tip { margin-top: 1rem; color: var(--green-dark); font-weight: 750; }
.pattern-closing { position: relative; width: min(780px, 100%); margin: 0 auto 4.5rem; padding: 1rem 0 1rem 3rem; border: 0; color: var(--green-dark); font-family: "Songti SC", "Noto Serif CJK SC", serif; font-size: clamp(1.6rem, 3.2vw, 2.2rem); font-weight: 650; line-height: 1.55; text-wrap: balance; }
.pattern-closing::before { content: "“"; position: absolute; left: 0; top: -.18em; color: var(--coral); font-size: 3.8rem; line-height: 1; }
.notice { border-left: 4px solid var(--yellow); padding: 1rem 1.2rem; background: #fff9df; margin-top: 2rem; }
.report-cta { display: flex; align-items: center; justify-content: space-between; gap: 2rem; margin-top: 2rem; padding: 1.4rem; border: 1px solid var(--line); border-radius: 18px; background: var(--card); }
.report-cta h3 { margin: .2rem 0; }
.report-cta p { margin: .3rem 0; color: var(--muted); }
.report-cta .button { flex: 0 0 auto; }
.handoff-page { padding-block: 5rem; }
.handoff-code { display:grid; gap:.25rem; margin:2rem 0 1.2rem; padding:1.3rem; border:1px solid var(--line); border-radius:16px; background:var(--card); }
.handoff-code span { color:var(--muted); font-size:.8rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; }
.handoff-code strong { font-size:clamp(1.8rem,9vw,2.7rem); letter-spacing:.11em; color:var(--green); }

.types-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.type-card { text-decoration: none; transition: .15s ease; }
.type-card:hover { border-color: var(--green); transform: translateY(-3px); box-shadow: var(--shadow); }
.type-code { color: var(--green); font-weight: 900; letter-spacing: .12em; font-family: ui-monospace, monospace; }
.article { padding-block: 5rem 7rem; }
.article h1 { font-size: clamp(2.3rem, 6vw, 4.5rem); }
.article h2 { margin-top: 3rem; font-size: 1.8rem; }
.article p, .article li { color: #46534e; }
.article li + li { margin-top: .65rem; }
.article table { width: 100%; border-collapse: collapse; margin: 2rem 0; }
.article th, .article td { text-align: left; border-bottom: 1px solid var(--line); padding: .8rem .4rem; }

.site-footer { border-top: 1px solid var(--line); padding: 3rem max(5vw, 20px); display: grid; grid-template-columns: 1fr auto; gap: 1rem 3rem; color: var(--muted); }
.site-footer strong { color: var(--ink); font-size: 1.3rem; }
.site-footer p { margin: .3rem 0; }
.site-footer nav { display: flex; gap: 1.5rem; }
.fine-print { grid-column: 1 / -1; font-size: .78rem; }
.toast { display: none; position: fixed; bottom: 1.2rem; left: 50%; transform: translateX(-50%); background: var(--ink); color: white; padding: .8rem 1.1rem; border-radius: 10px; z-index: 50; }
.toast.show { display: block; }

@media (max-width: 800px) {
  .site-header { height: 66px; }
  .nav-toggle { display: block; }
  .site-header nav { position: absolute; top: 66px; left: 0; right: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: .7rem 20px 1rem; background: var(--paper); border-bottom: 1px solid var(--line); }
  .site-header nav.open { display: flex; }
  .site-header nav a { min-height: 48px; display: flex; align-items: center; }
  .hero { grid-template-columns: 1fr; padding-block: 4rem; }
  .hero-art { width: min(430px, 100%); margin: 0 auto; }
  .grid, .types-grid { grid-template-columns: 1fr 1fr; }
  .section-head { display: block; }
  .spectrum-line { width: 80px; }
  .result-grid { grid-template-columns: 1fr; }
  .content-card.wide { grid-column: auto; }
  .pattern-duo, .pattern-pressure { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .shell, .narrow { width: min(100% - 28px, 1120px); }
  .grid, .types-grid { grid-template-columns: 1fr; }
  .section { padding-block: 4rem; }
  .question-card { padding: 1.25rem; margin-top: 1.5rem; border-radius: 20px; }
  .question-card h1 { min-height: 4.2em; }
  .scale-control { grid-template-columns: 1fr 1fr; gap: .5rem; min-height: 104px; }
  .scale-end { font-size: .8rem; }
  .scale-disagree { text-align: right; }
  .answer-scale { grid-column: 1 / -1; grid-row: 2; gap: .2rem; width: 100%; }
  .answer-option label { --choice-size: 26px; border-width: 2px; }
  .answer-option.intensity-1 label { --choice-size: 30px; }
  .answer-option.intensity-2 label { --choice-size: 36px; }
  .answer-option.intensity-3 label { --choice-size: 42px; }
  .tie-options { grid-template-columns: 1fr; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
  .fine-print { grid-column: auto; }
  .result-identity { align-items: flex-start; flex-direction: column; gap: .85rem; }
  .result-type-code { border-radius: 11px; }
  .report-cta { align-items: stretch; flex-direction: column; }
  .pattern-flow li { grid-template-columns: 52px 1fr; gap: .7rem; }
  .pattern-closing { padding-left: 2.3rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}